1.

यदि `A={:[(8,0),(4,-2),(3,6)],B=[(2,-2),(4,2),(-5,1)]:}` तथा 2A+3X=5B दिया हो तो आव्यूह X ज्ञात कीजिए ।

Answer» 2A+3X=5B
3X=5B-2A
`=5{:[(2,-2),(4,2),(-5,1)]-2[(8,0),(4,-2),(3,6)]:}`
`{:[(10,-10),(20,10),(-25,5)]-[(16,0),(8,-4),(6,12)]:}`
`{:[(10-16,-10-0),(20-8,10+4),(-25-6,5-12)]=[(-6,-10),(12,14),(31,-7)]:}`
अतः `X={:[(-2 ,-(10)/(3)),(4,(14)/(3)),((-31)/(3),-(7)/(3))]:}`


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